# Relationship history for MSHA mine 4406233

Current hierarchy: **Mullins Wayne A → Lowe Mining Inc → No 2**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **controller_controls_mine:** Cantrell Guy S → No 2; 1981-08-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Mother Earth Coal Inc → No 2; 1985-07-01 to 1986-07-22; source msha-controller-operator-history
- **controller_controls_mine:** Sutherland Carl B Jr → No 2; 1985-07-01 to 1986-07-22; source msha-controller-operator-history
- **controller_controls_operator:** Sutherland Carl B Jr → Mother Earth Coal Inc; 1985-07-01 to 1986-07-22; source msha-controller-operator-history
- **operator_operates_mine:** Cantrell Mining Company Inc → No 2; 1986-07-23 to 1988-05-03; source msha-controller-operator-history
- **controller_controls_operator:** Cantrell Guy S → Cantrell Mining Company Inc; 1986-07-23 to 1988-05-03; source msha-controller-operator-history
- **operator_operates_mine:** Brooks Branch Coal Company → No 2; 1988-05-04 to 1990-01-15; source msha-controller-operator-history
- **controller_controls_mine:** Sutherland Kermit R & Trevor Childress → No 2; 1988-05-04 to 1990-01-15; source msha-controller-operator-history
- **controller_controls_operator:** Sutherland Kermit R & Trevor Childress → Brooks Branch Coal Company; 1988-05-04 to 1990-01-15; source msha-controller-operator-history
- **operator_operates_mine:** Lowe Mining Inc → No 2; 1990-01-16 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Mullins Wayne A → No 2; 1990-01-16 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Mullins Wayne A → Lowe Mining Inc; 1990-01-16 to current/open; source msha-controller-operator-history